<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>background属性</title>
  <style>
    div{
        width: 400px;
        height: 400px;

        background: pink url(./images/1.png) no-repeat center bottom;
    }
  </style>
</head>
<body>
  <div>div 标签</div>
</body>
</html>